Vertebrata Cuvier, 1812 - vertebrates see Infraphylum Vertebrata Lamarck, 1801
   Gnathostomata
     Teleostomi Bonaparte, 1836
       Tetrapoda Hatschek & Cori 1896 [Gauthier, Kluge & Rowe 1988], nom. cl. inval. see Clade Tetrapoda Hatschek & Cori 1896 [Laurin 2020]
         Amniota Haeckel, 1866 [Gauthier, Kluge & Rowe 1988], nom. cl. inval. - amniotes see Clade Amniota Haeckel 1866 [Laurin & Reisz 2020]
           Aves Linnaeus, 1758 - birds see Subclass Aves Linnaeus, 1758
             Neornithes Gadow, 1893 see Clade Neornithes Gadow, 1893
               Neognathae Pycraft, 1900 see Cohort Neognathae Pycraft, 1900
                 Gruiformes Bonaparte, 1854
                   Grues Bonaparte, 1854 - cranes, limpkins, trumpeters
                     Mesitornithidae Wetmore, 1960 - mesites